void SetPickingVolumeSize ( float Size );


SizePicking volume size value. The value has the same meaning as GLUís gluPickMatrixís width and height parameter, it means that it specifies width and height of the picking region in window coordinates


SetPickingVolumeSize methods sets picking volume size. ClassGL uses passed Size value in itís selection functions, such as DoSelect or during object manipulation. Default picking volume size set during initialization of the COpenGL object is 3.0f.

This method is available from ClassGL version

See Also